Ticks and Disease |
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Page 343
... animals reacting to an apparent mild form of East Coast fever . Blood smears from cattle on one farm gave a picture of blood cells and parasites similar to that seen in mild cases , produced in the laboratory , by batches of R ...
... animals reacting to an apparent mild form of East Coast fever . Blood smears from cattle on one farm gave a picture of blood cells and parasites similar to that seen in mild cases , produced in the laboratory , by batches of R ...
Page 378
... animals was demonstrated in 1890 by Edington and Dixon , and 2 years later Lounsbury succeeded in transmitting the aetiological agent through the medium of Ambly- omma ticks . Geographically the distribution of heartwater is determined ...
... animals was demonstrated in 1890 by Edington and Dixon , and 2 years later Lounsbury succeeded in transmitting the aetiological agent through the medium of Ambly- omma ticks . Geographically the distribution of heartwater is determined ...
Page 379
... animals . This is important in the epidemiology of the disease , because these immature stages can be widely disseminated by various animals , particularly birds , which serve as their hosts . The recognized bird hosts often have a wide ...
... animals . This is important in the epidemiology of the disease , because these immature stages can be widely disseminated by various animals , particularly birds , which serve as their hosts . The recognized bird hosts often have a wide ...
Contents
INTRODUCTION | 1 |
CUTICLETHE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES | 27 |
Copyright | |
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Common terms and phrases
activity Africa Amblyomma andersoni animals appear areas argasid Argasidae attached Babesia basis capituli bite body Boophilus broad capitulum cattle cells Cervical grooves cheliceral colour coxa coxal cuticle cytoplasm Dermacentor disease dogs dorsal view eggs endocuticle engorged epicuticle evertsi external spur feeding fluid fully fed genus granules Haemaphysalis hairs hard ticks hexagonus Hoogstraal host humidity Hyalomma hypostome infection Ixodes ricinus Ixodidae large number larvae larvae and nymphs lateral layer Lees legs length louping ill lumen male membrane microplus Milne moult muscles Nuttall nymphal nymphs nymphs and adults occur palp palpi parasites Parasitology pathogens period persicus pharynx Pomerantzev posterior margin punctations rabbits relapsing fever reported Rhipicephalus rickettsiae rounded salivary glands sanguineus scutum sheep soft ticks spermatophore spiracle Spiracular plate spirochaetes spotted fever spur on coxa surface tarsus tarsus IV temperature Theileria tick species tissues transmission transmitted transverse unfed females variabilis vector ventral virus whilst